Question

element with atomic number 15 and mass number 31 present in​

Answer 1

Isotopes are named for their mass numbers. So, this element has 15 protons (atomic number), 15 electrons, and 16 neutrons (mass number minus atomic number). This isotope is phosphorus-31, which has atomic number 15

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Answer 2

Explanation:

Ishwar choppers are name for their mass numbers to this and element has 15 protons , 15 electrons and 16 neutrons . this isotope is Phosphorus-31 which has atomic number 15